During their work on the archlinuxcn/repo project, Silverrainz focused on enhancing dependency stability and expanding hardware compatibility. They addressed a critical issue by upgrading the tree-sitter-git package to ensure compatibility with tree-sitter 0.26, carefully managing versioning through an epoch bump. Silverrainz also introduced AArch64 support, enabling the repository to build and deploy on ARM64 hardware. Their approach emphasized minimal surface changes while maintaining repository stability, validated through continuous integration pipelines. Working primarily with Shell scripting and leveraging expertise in build systems and package management, Silverrainz delivered targeted improvements that reduced maintenance risk and improved reliability for downstream users.